Yvonne Strahovski went from fighting crime to committing it. On Chuck Strahovski played tough-as-nails agent Sarah Walker, who was tasked with protecting Zachary Levi's Chuck but ended up falling for him.

Current trends aside, has Levi always considered himself a nerd? "Absolutely," he's quick to say. "I get a lot that people have a hard time believing that I'm a nerd... but I grew up with a Nintendo controller in my hand."